Kon-Tiki Nunatak ( 82°33′S159°52′E / 82.550°S 159.867°E Coordinates: 82°33′S159°52′E / 82.550°S 159.867°E ) is a raft-like nunatak, 1,300 metres (4,300 ft) high, surmounting the Cooper Icefalls in the center of Nimrod Glacier, Antarctica. It was first seen by the northern party of the New Zealand Geological Survey Antarctic Expedition (1961–62) and named after the raft Kon-Tiki which was sailed across the Pacific Ocean from East to West in 1947 by the Norwegian explorer Thor Heyerdahl. [1]

A geographic coordinate system is a coordinate system that enables every location on Earth to be specified by a set of numbers, letters or symbols. The coordinates are often chosen such that one of the numbers represents a vertical position and two or three of the numbers represent a horizontal position; alternatively, a geographic position may be expressed in a combined three-dimensional Cartesian vector. A common choice of coordinates is latitude, longitude and elevation. To specify a location on a plane requires a map projection.
A raft is any flat structure for support or transportation over water. It is the most basic of boat design, characterized by the absence of a hull. Although there are cross-over boat types that blur this definition, rafts are usually kept afloat by using any combination of buoyant materials such as wood, sealed barrels, or inflated air chambers, and are typically not propelled by an engine.
A nunatak is an exposed, often rocky element of a ridge, mountain, or peak not covered with ice or snow within an ice field or glacier. They are also called glacial islands. Examples are natural pyramidal peaks. When rounded by glacial action, smaller rock promontories may be referred to as rognons.
The Usarp Mountains is a major Antarctic mountain range, lying westward of the Rennick Glacier and trending N-S for about 190 kilometres (118 mi). The feature is bounded to the north by Pryor Glacier and the Wilson Hills. Its important constituent parts include Welcome Mountain, Mount Van der Hoeven, Mount Weihaupt, Mount Stuart, Mount Lorius, Smith Bench, Mount Roberts, Pomerantz Tableland, Daniels Range, Emlen Peaks, Helliwell Hills and Morozumi Range.
Wilson Hills is a group of scattered hills, nunataks and ridges that extend NW-SE for about 110 kilometres (68 mi) between Matusevich Glacier and Pryor Glacier in Antarctica. They were discovered by Lieutenant Harry Pennell, Royal Navy, on the Terra Nova Expedition in February 1911 during Robert Falcon Scott's last expedition, and named after Dr. Edward A. Wilson, a zoologist with the expedition, who perished with Scott on the return journey from the South Pole.
Blackwall Ice Stream is a slightly S-shaped Antarctic ice stream about 240 nautical miles (440 km) long and 12 nautical miles (22 km) wide. It descends from about 1,900 metres (6,200 ft) to 730 metres (2,400 ft) where it joins Recovery Glacier between the Argentina Range and the Whichaway Nunataks. It was named after Hugh Blackwall Evans (1874–1975), an English-born Canadian naturalist with the British Antarctic Expedition, 1898–1900, led by Carsten E. Borchgrevink.
The Cobham Range trends in a northwest–southeast direction for about 20 nautical miles (40 km), standing west of Prince Philip Glacier in the southern part of the Churchill Mountains. It was mapped by the northern party of the New Zealand Geological Survey Antarctic Expedition, 1961–62, and named by the New Zealand Antarctic Place-Names Committee for a former Governor-General of New Zealand, Lord Cobham.
Cooper Icefalls are the main icefalls of the Nimrod Glacier, in the vicinity of Kon-Tiki Nunatak. They were named by the southern party of the New Zealand Geological Survey Antarctic Expedition (1960–61) for Christopher Neville Cooper, a member of the expedition, and also a member of the New Zealand Alpine Club Antarctic Expedition, 1959–60.
Noll Glacier is a glacier, nearly 20 nautical miles (37 km) long, draining northeast from Jones Nunatak in central Wilson Hills. The glacier turns northwest at Wegert Bluff and enters the lower part of Tomilin Glacier before the latter debouches into the sea. Mapped by United States Geological Survey (USGS) from surveys and U.S. Navy air photos, 1960-64. Named by Advisory Committee on Antarctic Names (US-ACAN) for Maj. Edmund P. Noll, United States Marine Corps (USMC), Cargo Officer and LC-130 Aircraft Commander with U.S. Navy Squadron VX-6 during Operation Deep Freeze 1968. Returning from the war in Vietnam in June 1966 he deployed to Antarctica in October that year completing deployments with VX6 for the 1966-67 and 1967-68 season on the ice. He commanded the winter fly-in in 1967 and was co-pilot on the rescue flight from the U,S, base at McMurdo to Haley Bay, the British base across the continent for which he was awarded a single mission AIR Medal. Major Noll completed his military service retiring in 1988 as a Colonel..
Corner Nunatak is a nunatak at the extreme northeast corner of the Miller Range, between Nimrod Glacier and Marsh Glacier. It was named by the northern party of the New Zealand Geological Survey Antarctic Expedition (1961–62).
The Johannessen Nunataks are an isolated, ridgelike outcropping of rocks about 4 nautical miles (7 km) long, standing 15 nautical miles (28 km) south of Mount Weihaupt in the southern extremity of the Outback Nunataks, Victoria Land, Antarctica. They were mapped by the United States Geological Survey from surveys and U.S. Navy air photos, 1959–64, and were named by the Advisory Committee on Antarctic Names for Karl R. Johannessen, a meteorologist at McMurdo Station in 1967–68. These topographical features lie situated on the Pennell Coast, a portion of Antarctica lying between Cape Williams and Cape Adare.
Jato Nunatak is a small but distinctive nunatak at the northern end of Barker Range, in Victoria Land, Antarctica. It was named by the southern party of the New Zealand Federated Mountain Clubs Antarctic Expedition, 1962–63, after the JATO bottles used by American aircraft to assist in taking off with heavy loads at high elevations. The aircraft landing point was nearby.
Sullivan Nunataks are three nunataks lying about 2 nautical miles (3.7 km) northeast of Mount Bewsher in the Aramis Range, Prince Charles Mountains. Plotted from ANARE air photos. Named by Antarctic Names Committee of Australia (ANCA) for R.N. Sullivan, radio operator at Wilkes Station in 1968, who died on a field trip on July 22, 1968.
Knight Nunatak is a lone coastal nunatak 4 nautical miles (7 km) south-southeast of Cape Kinsey and 3 nautical miles (6 km) northeast of Mount Conrad in the Goodman Hills of Antarctica. It was mapped by the United States Geological Survey from surveys and air photos, 1960–63, and was named by the Advisory Committee on Antarctic Names for Melvin W. Knight, U.S. Navy, an Operations Division Yeoman responsible for handling office routine in Washington, D.C., Christchurch, and McMurdo Station during Operation Deep Freeze 1967–70.
Elvers Peak is a peak, 1,615 metres (5,300 ft) high, at the southeast end of the Edson Hills in the Heritage Range, Antarctica. It was mapped by the United States Geological Survey from surveys and U.S. Navy air photos, 1961–66, and was named by the Advisory Committee on Antarctic Names for Douglas J. Elvers, a seismologist on the United States Antarctic Research Program South Pole—Queen Maud Land Traverse II, in 1965–66.
Hoffman Ledge is an arcuate flat-topped ridge, 1.8 nautical miles (3.3 km) long and 0.5 nautical miles (0.9 km) wide, located west of Dais Col in the Labyrinth of Wright Valley, McMurdo Dry Valleys, Antarctica. The relatively level ledge rises to 1,000 metres (3,300 ft) and is bounded west and north by Healy Trough; cliffs and slopes bordering the ledge rise from 50 metres (160 ft) to over 100 metres (330 ft) above the trough. It was named by the Advisory Committee on Antarctic Names after J.H. (Jack) Hoffman of the Geophysics Division of the Department of Scientific and Industrial Research, superintendent of the New Zealand drilling team engaged in the McMurdo Dry Valleys Drilling Project, 1973–76.
Mount Macey is an isolated peak 1,960 metres (6,430 ft) high, about 15 nautical miles (28 km) southeast of the Stinear Nunataks in Mac. Robertson Land, Antarctica. It was sighted in 1954 by an Australian National Antarctic Research Expeditions party led by R.G. Dovers, and named for L.E. Macey, technical superintendent at Mawson Station in 1954.
Sample Nunataks is a cluster of nunataks located at the convergence point of the Lovejoy and Harlin Glaciers, in the Usarp Mountains. Named by Advisory Committee on Antarctic Names (US-ACAN) for Gerald M. Sample, U.S. Navy, radio operator on R4D aircraft, 1961–62, and again in 1962-63 in support of the United States Geological Survey (USGS) Topo East-West party, including the survey of these nunataks.
The Småhausane Nunataks are small nunataks, 1,180 metres (3,870 ft) high, standing between Mount Fidjeland and Nordtoppen Nunatak on the north side of the Sør Rondane Mountains. They were mapped by Norwegian cartographers in 1946 from air photos taken by the Lars Christensen Expedition, 1936–37, and in 1957 from air photos taken by U.S. Navy Operation Highjump, 1946-47. They were named Småhausane by the Norwegians.
Smørstabben Nunatak is an isolated nunatak lying 10 nautical miles (19 km) west of the Eckhörner Peaks in the Humboldt Mountains of Queen Maud Land. It was discovered and photographed by the German Antarctic Expedition of 1938-39 and mapped by Norway from air photos and surveys by the Norwegian Antarctic Expedition of 1956–60. It was named Smørstabben.
Hollingsworth Glacier is a broad glacier of low gradient, draining the vicinity east of the Ricker Hills and flowing northeast to enter David Glacier just east of the Trio Nunataks, in Victoria Land, Antarctica. It was mapped by the United States Geological Survey from surveys and U.S. Navy air photos, 1956–62, and was named by the Advisory Committee on Antarctic Names for Jerry L. Hollingsworth, a meteorologist with the South Pole Station winter party in 1966.
Horseshoe Nunatak is a horseshoe-shaped nunatak in the Churchill Mountains of Antarctica, located 5 nautical miles (9 km) west of Mount Hoskins on the north side of the upper portion of Starshot Glacier. The nunatak was charted and descriptively named by the New Zealand Geological Survey Antarctic Expedition of 1964–65.
Katedralen Canyon is an ice-filled canyon with steep rock cliffs indenting the northwest side of Jøkulkyrkja Mountain, in the Mühlig-Hofmann Mountains of Queen Maud Land, Antarctica. It was plotted from surveys and air photos by the Sixth Norwegian Antarctic Expedition (1956–60) and named Katedralen.
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The United States Geological Survey is a scientific agency of the United States government. The scientists of the USGS study the landscape of the United States, its natural resources, and the natural hazards that threaten it. The organization has four major science disciplines, concerning biology, geography, geology, and hydrology. The USGS is a fact-finding research organization with no regulatory responsibility.
The Geographic Names Information System (GNIS) is a database that contains name and locative information about more than two million physical and cultural features located throughout the United States of America and its territories. It is a type of gazetteer. GNIS was developed by the United States Geological Survey in cooperation with the United States Board on Geographic Names (BGN) to promote the standardization of feature names.
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